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Message-ID: <20121002082710.9807.86393.stgit@falsita>
Date: Tue, 02 Oct 2012 17:27:10 +0900
From: Hiraku Toyooka <hiraku.toyooka.gu@...achi.com>
To: linux-kernel@...r.kernel.org
Cc: yrl.pp-manager.tt@...achi.com,
Hiraku Toyooka <hiraku.toyooka.gu@...achi.com>,
Steven Rostedt <rostedt@...dmis.org>,
Frederic Weisbecker <fweisbec@...il.com>,
Ingo Molnar <mingo@...hat.com>, linux-kernel@...r.kernel.org
Subject: [PATCH -tip 1/4] tracing: change tracer's integer flags to bool
print_max and use_max_tr in struct tracer are "int" variables and
used like flags. This is wasteful, so change the type to "bool".
Signed-off-by: Hiraku Toyooka <hiraku.toyooka.gu@...achi.com>
Cc: Steven Rostedt <rostedt@...dmis.org>
Cc: Frederic Weisbecker <fweisbec@...il.com>
Cc: Ingo Molnar <mingo@...hat.com>
Cc: linux-kernel@...r.kernel.org
---
kernel/trace/trace.h | 4 ++--
kernel/trace/trace_irqsoff.c | 12 ++++++------
kernel/trace/trace_sched_wakeup.c | 8 ++++----
3 files changed, 12 insertions(+), 12 deletions(-)
diff --git a/kernel/trace/trace.h b/kernel/trace/trace.h
index 593debe..0eb6a1a 100644
--- a/kernel/trace/trace.h
+++ b/kernel/trace/trace.h
@@ -285,8 +285,8 @@ struct tracer {
int (*set_flag)(u32 old_flags, u32 bit, int set);
struct tracer *next;
struct tracer_flags *flags;
- int print_max;
- int use_max_tr;
+ bool print_max;
+ bool use_max_tr;
};
diff --git a/kernel/trace/trace_irqsoff.c b/kernel/trace/trace_irqsoff.c
index d98ee82..5c823c1 100644
--- a/kernel/trace/trace_irqsoff.c
+++ b/kernel/trace/trace_irqsoff.c
@@ -604,7 +604,7 @@ static struct tracer irqsoff_tracer __read_mostly =
.reset = irqsoff_tracer_reset,
.start = irqsoff_tracer_start,
.stop = irqsoff_tracer_stop,
- .print_max = 1,
+ .print_max = true,
.print_header = irqsoff_print_header,
.print_line = irqsoff_print_line,
.flags = &tracer_flags,
@@ -614,7 +614,7 @@ static struct tracer irqsoff_tracer __read_mostly =
#endif
.open = irqsoff_trace_open,
.close = irqsoff_trace_close,
- .use_max_tr = 1,
+ .use_max_tr = true,
};
# define register_irqsoff(trace) register_tracer(&trace)
#else
@@ -637,7 +637,7 @@ static struct tracer preemptoff_tracer __read_mostly =
.reset = irqsoff_tracer_reset,
.start = irqsoff_tracer_start,
.stop = irqsoff_tracer_stop,
- .print_max = 1,
+ .print_max = true,
.print_header = irqsoff_print_header,
.print_line = irqsoff_print_line,
.flags = &tracer_flags,
@@ -647,7 +647,7 @@ static struct tracer preemptoff_tracer __read_mostly =
#endif
.open = irqsoff_trace_open,
.close = irqsoff_trace_close,
- .use_max_tr = 1,
+ .use_max_tr = true,
};
# define register_preemptoff(trace) register_tracer(&trace)
#else
@@ -672,7 +672,7 @@ static struct tracer preemptirqsoff_tracer __read_mostly =
.reset = irqsoff_tracer_reset,
.start = irqsoff_tracer_start,
.stop = irqsoff_tracer_stop,
- .print_max = 1,
+ .print_max = true,
.print_header = irqsoff_print_header,
.print_line = irqsoff_print_line,
.flags = &tracer_flags,
@@ -682,7 +682,7 @@ static struct tracer preemptirqsoff_tracer __read_mostly =
#endif
.open = irqsoff_trace_open,
.close = irqsoff_trace_close,
- .use_max_tr = 1,
+ .use_max_tr = true,
};
# define register_preemptirqsoff(trace) register_tracer(&trace)
diff --git a/kernel/trace/trace_sched_wakeup.c b/kernel/trace/trace_sched_wakeup.c
index 02170c0..43f8abc 100644
--- a/kernel/trace/trace_sched_wakeup.c
+++ b/kernel/trace/trace_sched_wakeup.c
@@ -589,7 +589,7 @@ static struct tracer wakeup_tracer __read_mostly =
.reset = wakeup_tracer_reset,
.start = wakeup_tracer_start,
.stop = wakeup_tracer_stop,
- .print_max = 1,
+ .print_max = true,
.print_header = wakeup_print_header,
.print_line = wakeup_print_line,
.flags = &tracer_flags,
@@ -599,7 +599,7 @@ static struct tracer wakeup_tracer __read_mostly =
#endif
.open = wakeup_trace_open,
.close = wakeup_trace_close,
- .use_max_tr = 1,
+ .use_max_tr = true,
};
static struct tracer wakeup_rt_tracer __read_mostly =
@@ -610,7 +610,7 @@ static struct tracer wakeup_rt_tracer __read_mostly =
.start = wakeup_tracer_start,
.stop = wakeup_tracer_stop,
.wait_pipe = poll_wait_pipe,
- .print_max = 1,
+ .print_max = true,
.print_header = wakeup_print_header,
.print_line = wakeup_print_line,
.flags = &tracer_flags,
@@ -620,7 +620,7 @@ static struct tracer wakeup_rt_tracer __read_mostly =
#endif
.open = wakeup_trace_open,
.close = wakeup_trace_close,
- .use_max_tr = 1,
+ .use_max_tr = true,
};
__init static int init_wakeup_tracer(void)
--
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